This ebook is no longer available for free on the website because I am considering publishing it. If you would like to use it for free to teach a class, you can send me a message with information about who you are, the school you work at, and how you plan on using it in the class. I would also require that you give me feedback. You can send me a message using the form below.

According to a meta-analysis of existing studies, argument mapping classes are by far the most effective at improving critical thinking.

Claudia María Álvarez Ortiz completed an in-depth analysis regarding the most effective forms of critical thinking education in 2007. Her MA thesis was Does Philosophy Improve Critical Thinking Skills? It can be downloaded for free right here in PDF format. She wanted to know how effective philosophy classes are at teaching critical thinking compared to other classes. Her study provides evidence for the following conclusions: (more…)